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ASoC: wm8994: Factor out WM1811A detection mode setting

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Push everything through one function for active use cases, should be
no practical effect.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2012-03-03 20:02:49 +00:00
parent 28e33269a7
commit 1defde2a50
1 changed files with 28 additions and 20 deletions
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48
sound/soc/codecs/wm8994.c
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@ -685,6 +685,8 @@ SOC_SINGLE_TLV("MIXINL IN1RP Boost Volume", WM8994_INPUT_MIXER_1, 8, 1, 0,
static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode)
{
struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
u16 old = snd_soc_read(codec, WM8994_ANTIPOP_2)
& WM1811_JACKDET_MODE_MASK;
if (!wm8994->jackdet || !wm8994->jack_cb)
return;
@ -692,11 +694,28 @@ static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode)
if (wm8994->active_refcount)
mode = WM1811_JACKDET_MODE_AUDIO;
if (mode == old)
return;
snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
WM1811_JACKDET_MODE_MASK, mode);
if (mode == WM1811_JACKDET_MODE_MIC)
msleep(2);
switch (mode) {
case WM1811_JACKDET_MODE_MIC:
case WM1811_JACKDET_MODE_AUDIO:
switch (old) {
case WM1811_JACKDET_MODE_MIC:
case WM1811_JACKDET_MODE_AUDIO:
break;
default:
msleep(2);
break;
}
default:
break;
}
}
static void active_reference(struct snd_soc_codec *codec)
@ -710,15 +729,8 @@ static void active_reference(struct snd_soc_codec *codec)
dev_dbg(codec->dev, "Active refcount incremented, now %d\n",
wm8994->active_refcount);
if (wm8994->active_refcount == 1) {
/* If we're using jack detection go into audio mode */
if (wm8994->jackdet && wm8994->jack_cb) {
snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
WM1811_JACKDET_MODE_MASK,
WM1811_JACKDET_MODE_AUDIO);
msleep(2);
}
}
/* If we're using jack detection go into audio mode */
wm1811_jackdet_set_mode(codec, WM1811_JACKDET_MODE_AUDIO);
mutex_unlock(&wm8994->accdet_lock);
}
@ -737,16 +749,12 @@ static void active_dereference(struct snd_soc_codec *codec)
if (wm8994->active_refcount == 0) {
/* Go into appropriate detection only mode */
if (wm8994->jackdet && wm8994->jack_cb) {
if (wm8994->jack_mic || wm8994->mic_detecting)
mode = WM1811_JACKDET_MODE_MIC;
else
mode = WM1811_JACKDET_MODE_JACK;
if (wm8994->jack_mic || wm8994->mic_detecting)
mode = WM1811_JACKDET_MODE_MIC;
else
mode = WM1811_JACKDET_MODE_JACK;
snd_soc_update_bits(codec, WM8994_ANTIPOP_2,
WM1811_JACKDET_MODE_MASK,
mode);
}
wm1811_jackdet_set_mode(codec, mode);
}
mutex_unlock(&wm8994->accdet_lock);